Combining Texts

Ideas for 'Philosophy of Mathematics', 'On Sensations (frags)' and 'Letters to Leibniz'

expand these ideas     |    start again     |     choose another area for these texts

display all the ideas for this combination of texts

---

2 ideas

4. Formal Logic / D. Modal Logic ML / 1. Modal Logic

10206

Modal operators are usually treated as quantifiers [Shapiro]

4. Formal Logic / D. Modal Logic ML / 7. Barcan Formula

16519

No one can conceive of a possible substance, apart from those which God has created [Arnauld]